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Companies using Thunderbird

As of 14 October 2026, Firmable tracks 1,045 companies across 13 countries running Thunderbird. See who they are, and who to call.

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Companies using Thunderbird

Showing 5 of 1K+ companies

CD&R

cdr.com · Investment management · 251–500 employees

Last seen 1 Sep 2026 The most recent date Firmable detected Thunderbird at this company.

Decision makers · 76 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Head of Portfolio Technology MobileEmail
Operating Principal, Digital & Technology MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

Clayton, Dubilier & Rice, LLC recognized as Top Private Equity Firm of 2026 on Aug 27th '26. · 27 Aug 2026

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Biggerpockets

biggerpockets.com · Internet services and web portals · 51–250 employees

Last seen 4 Sep 2026 The most recent date Firmable detected Thunderbird at this company.

Decision makers · 23 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Software Engineering Manager MobileEmail
Vice President, Membership and Marketing MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

BiggerPockets, LLC. invests into assets: 800-square-foot house in the amount of $21K in Kansas City, Missouri, United States, Northern America, Americas. · 3 Aug 2026

Mynd, Inc. signed new client BiggerPockets, LLC. on Aug 17th '26. · 17 Aug 2026

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Creative West

wearecreativewest.org · Event services · 51–250 employees

Last seen 22 Aug 2026 The most recent date Firmable detected Thunderbird at this company.

Decision makers · 16 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Director of Development MobileEmail
Director of Public Policy and Government Affairs MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

Australia Inc. invests into Creative West $5M. · 24 Jul 2026

South Arts partners with Creative West. · 17 Sep 2026

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Turning Point Action

tpaction.com · Charitable and community organisations · 51–250 employees

Last seen 11 Aug 2026 The most recent date Firmable detected Thunderbird at this company.

Decision makers · 22 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Human Capital Director Recruitment MobileEmail
Vice President of Administration MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

Hired as chief executive · 10 Sep 2026

Turning Point Action, Inc. expands offices to Manchester, New Hampshire, United States, Northern America, Americas. · 10 Sep 2026

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arizona small business association - asba

asba.com · Charitable and community organisations · 51–250 employees

Last seen 3 Sep 2026 The most recent date Firmable detected Thunderbird at this company.

Decision makers · 9 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

CEO Arizona Small Business Association MobileEmail
Interim Chief Executive Officer MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

Hiring: Vice President of Development · 28 Sep 2026

Hiring: Landscape Supervisor · 5 Oct 2026

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Who uses Thunderbird

A breakdown of the 1K+ companies running Thunderbird.

Top industries

Information technology and services146
Health and wellness124
Education and training111
Professional and business services103
Media and telecommunications69
Art, sports and recreation63
Not for profit57
Financial services55

No industry recorded: 54

Company size

1–1095 (11%)
11–50160 (18%)
51–250218 (25%)
251–500101 (11%)
501–1,00044 (5%)
1,001–5,000117 (13%)
5,001–10,00048 (5%)
10,001+103 (12%)

Share of companies with a recorded size, by employees.

No size recorded: 159

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Frequently asked questions

About the Thunderbird data on this page.

How many companies use Thunderbird?

Firmable holds confirmed Thunderbird detections for 1,045 distinct companies, 229 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.

Which companies use Thunderbird?

CD&R, Biggerpockets and Creative West are among the most prominent in the current set.

What industries use Thunderbird?

Information technology and services, health and wellness and education and training lead the set, across 19 industries in total.

What size companies use Thunderbird?

Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.

Where are Thunderbird users based?

The United States, Canada, Australia and Indonesia account for most detections, across 13 countries.

How current is this data?

229 companies were confirmed in the last 90 days. Last detection 19 September 2026.

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